US3624115A
Expired / Lapsed
US
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Coordinated complexes of nitrogenous compounds
Assignee: Mobil Oil AS
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Filing: 1970-03-24
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Granted: 1971-11-30
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Expires: 1990-03-24
Abstract
Abstract Metal complexes useful in organic fluids to impart detergency and neutralizing properties thereto are obtained by reacting an alkylene polyamine with a monocarboxylic acid or anhydride, followed by reacting the product thus obtained with an alkylsuccinic acid or anhydride and a metal salt.
Inventors
- 👤 Ferdinand P Otto
- 👤 Andreas Logothetis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:44
CPC Classifications
C; C10; C10M; C10M159/00; C10M159/12; C10M159/18; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/301; C10M2205/00; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/10; C10M2209/103; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/04; C10M2219/044; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10M2223/06; C10M2223/061; C10M2223/065; C10M2223/12; C10M2225/00; C10M2225/04; C10M2225/041; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/08; C10N2010/12; C10N2010/14; C10N2010/16
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
64 words
a metal salt prepared from a metal selected from the group consisting of Groups IB, IIB, IVA, VIB and VIII of the Periodic Table and an acid selected from the group consisting of organosulfonic acid having from one to about 50 carbon atoms, organophosphorus acid having from one to about 300 carbon atoms, sulfamic acid and alkenylsuccinamic acid, the alkenyl being as hereinbefore defined.
Claim 2
Dependent Claim
15 words
The product of claim 1 wherein (1) is first reacted with the polyamine-acid reaction product.
Claim 3
Dependent Claim
15 words
The product of claim 1 wherein (2) is first reacted with the polyamine-acid reaction product.
Claim 4
Dependent Claim
19 words
The product of claim 1 wherein said metal is selected from the group conSisting of zinc, tin and nickel.
Claim 5
Dependent Claim
10 words
The product of claim 4 wherein the metal is zinc.
Claim 6
Dependent Claim
11 words
The product of claim 1 wherein the polyamine is tetraethylene pentamine.
Claim 7
Dependent Claim
13 words
The product of claim 1 wherein the acid or anhydride is acetic anhydride.
Claim 8
Dependent Claim
14 words
The product of claim 1 wherein the alkenylsuccinic acid or anhydride is polypropenylsuccinic anhydride.
Claim 9
Dependent Claim
14 words
The product of claim 1 wherein the alkenylsuccinic acid or anhydride is polybutenylsuccinic anhydride.
Claim 10
Dependent Claim
22 words
The product of claim 1 wherein the metal salt is zinc organic polyphosphate containing from about 36 to about 48 carbon atoms.
Claim 11
Dependent Claim
13 words
The product of claim 1 wherein the metal salt is zinc diamylphenyl phosphate.
Claim 12
Dependent Claim
15 words
The product of claim 1 wherein the metal salt is zinc alkyl (C15-C20) benzene sulfonate.
Claim 13
Dependent Claim
33 words
The product of claim 1 wherein the nitrogen compound is obtained from tetraethylene pentamine and acetic anhydride, the alkenylsuccinic compound is polypropenylsuccinic anhydride and the metal salt is zinc alkyl (C15-C20) benzene sulfonate.
References Cited (Backward Citations)
US3451931A
Cited
US3216936A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-29 | 1975-05-31 | 1975-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-29 | 1979-05-31 | 1979-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-29 | 1983-05-31 | 1983-11-30 | $7700.00 | Window Closed / Lapsed |